1) A way of stating that they're talking about something you know very well or agree with.
2) A way of stating that they're actually talking about you. (Often used as sarcasm).
Ben: Punching hurts people
Frank: Tell me about it!

Ben: Did you tell her about your "problems"
Frank: Being god-like isn't a problem
Ben: Tell me about it
by Aprimez November 14, 2011
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Said when talking about something you've experienced.
I hate when he does this.
Tell me about it.
by krisk July 9, 2012
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When somebody sais something about the situation your in and its obvious you be like Yeah tell me bout it or when something is said that is obvious
Mannn we been waitin in line for like an hour
Yeah tell me bout it
by hatabitchsmacka February 6, 2004
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used as an ironic acknowledgment of one's familiarity with a difficult or unpleasant situation or experience described by someone else.
Mo: i want to have hot sex with you
Emily: tell me about it
by Emilyisasexybeast July 5, 2018
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A common American phrase used to end a conversation due to time constraints. Usually used to be polite.
Friend: ... So after the movie we found the craziest thing in the alley.
Me (about to do something important): Sounds interesting, tell me about it later.
by Sad Med Student September 15, 2019
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A popular quote from John Steinbeck's Of Mice and Men (said by Lennie to George), sometimes used when dreaming of something (often along with someone else) that you know will never happen. Usually used in a sad, almost-reminiscent way.
Friend: It'll be okay... You'll get better soon...
Terminally Ill Patient: Tell me about the rabbits, George...
Friend: ... Once you get better, you'll go back to school with all of us again...and you'll pass with the highest grades like always...and then we'll be roommates for college...and everything will all be okay...
by -Kay March 23, 2011
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